| 12121 | 11 Oct 26 | Southernmost Half Marathon and 10k | ['Half Marathon'/ '10K'] | Key West, FL |
| 12122 | 11 Oct 26 | Zombie Run 5K and 1 Mile Walk 2026 | 5K | Henderson, NV |
| 12123 | 11 Oct 26 | Westy Half & 5k | 13.1/5K | Westminster, CO |
| 12124 | 17 Oct 26 | SPACEROCK Trail Race | 5K/10K/13.1 | Agua Dulce, CA |
| 12125 | 17 Oct 26 | Chino Grinder | 108, 63, 45, 23 Miles | Chino Valley, AZ |
| 12126 | 17 Oct 26 | Wine Run at Sakonnet Vineyard | 5K/Trail Run | Little Compton, RI |
| 12127 | 17 Oct 26 | 2026 Wicked Wine Run Paso Robles | 1K/5K | Paso Robles, CA |
| 12128 | 17 Oct 26 | Donut Do Drugs Dove Release | 5K/10K | Fond du Lac, WI |
| 12129 | 17 Oct 26 | South Texas Ultra | ['50K'/ '35K'/ '17K'/ '5K'/ 'Ultra'] | Leakey, TX |
| 12130 | 17 Oct 26 | The Great Trailhead Footrace | 10M/5M | Lakewood, CO |
| 12131 | 18 Oct 26 | Run with the Nuns 5K | 5K | Lemont, IL |
| 12132 | 18 Oct 26 | 2026 Ironman California (Sacramento) 140.6 | triathlon | Sacramento, CA |
| 12133 | 18 Oct 26 | 2026 Cal Tri LA | triathlon | Playa del Rey, CA |
| 12134 | 18 Oct 26 | 2026 Fall Run for the Wounded 5k/10k/Half | 10K/13.1/5K | Triangle, VA |
| 12135 | 18 Oct 26 | Fort De Soto Triathlon Series #4 | ['13.5M'/ '13.7M'/ '26.7M'/ '20.5M'/ '10.3M'/ 'Triathlon'/ 'Ultra'] | St. Petersburg, FL |